From 956d1c9c4e6c26e1c7de70c1c2e01a5380dd3dfe Mon Sep 17 00:00:00 2001
From: hathach <thach@tinyusb.org>
Date: Mon, 6 Mar 2023 10:33:04 +0700
Subject: [PATCH] update size to fix macos ci

---
 examples/make.mk     |  2 +-
 tools/build_utils.py | 12 +++++++++---
 2 files changed, 10 insertions(+), 4 deletions(-)

diff --git a/examples/make.mk b/examples/make.mk
index 8a0b6db6b..e02d226b6 100644
--- a/examples/make.mk
+++ b/examples/make.mk
@@ -61,7 +61,7 @@ ifdef USE_IAR
   AS = iasmarm
   LD = ilinkarm
   OBJCOPY = ielftool
-  SIZE = echo "size not available for IAR"
+  SIZE = size
 
 else
   CC = $(CROSS_COMPILE)gcc
diff --git a/tools/build_utils.py b/tools/build_utils.py
index ad1daf8c7..0dbfd3356 100644
--- a/tools/build_utils.py
+++ b/tools/build_utils.py
@@ -114,9 +114,15 @@ def build_example(example, board, make_option):
 
 
 def build_size(example, board):
-    elf_file = 'examples/{}/_build/{}/*.elf'.format(example, board)
-    size_output = subprocess.run('size {}'.format(elf_file), shell=True, stdout=subprocess.PIPE).stdout.decode("utf-8")
-    size_list = size_output.split('\n')[1].split('\t')
+    size_cmd = 'make -j -C examples/{} BOARD={} size'.format(example, board)
+    size_output = subprocess.run(size_cmd, shell=True, stdout=subprocess.PIPE).stdout.decode("utf-8").splitlines()
+    for i, l in enumerate(size_output):
+        text_title = 'text	   data	    bss	    dec'
+        if text_title in l:
+            size_list = size_output[i+1].split('\t')
+            break
+
     flash_size = int(size_list[0])
     sram_size = int(size_list[1]) + int(size_list[2])
     return (flash_size, sram_size)
+